change是啥意思，有哪些词性转换

change的意思是改变，词性转换有changing

例句

1、

What we need now is a change of focus.

我们现在需要的是改变对事物的看法。

2、

There's still time to change your mind.

你还有时间改变主意。

3、

A change of job would do you the world of good.

换一下工作会对你大有好处。